Is profit a dirty word? Would the world be better off without them? Or are profits progressive -- the only thing that can move potatoes from Idaho to Manhattan and medicine from America to Africa? Professor and economist Walter Williams explains.

Why You Should Love Fossil Fuel

5-Minute Videos are the flagship viral product that put PragerU on the map. They take the best ideas from the best minds and distill them into five focused minutes. Listen to hundreds of 5-Minute Videos to get reliable, truthful information about politics, economics, history, and America. These educational, entertaining videos, which are Judeo-Christian at their core and promote the values of liberty, economic freedom, and limited government, have been changing the hearts and minds of millions of young people for over a decade.